William Purvis may refer to:
Will Purvis (1872–1938), exonerated American suspect William Purvis (Blind Willie) (1752–1832), British blind singer-songwriter Billy Purvis (1853) (1784–1853), British entertainer and showman William H. Purvis (1858–1950), Hawaiian planter William Purvis (French horn player) (born 1948), French horn player and conductor William B. Purvis (1838–1914), black inventor and businessman
See also William Purves (disambiguation)